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Day 4 Problem of my Math mini-contest for D.Buzz 😎
Day 4 Problem of my Math mini-contest for D.Buzz 😎
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2021-01-20 07:03
Math mini-contest problem for Day 4 😎
@chrisrice
is 13 years older than
@jancharlest
. Exactly 9 years ago,
@chrisrice
was twice as old as
@jancharlest
. What are their ages at present? 😆
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Day 4 Problem of my Math mini-contest for D.Buzz 😎 | Ecency
2 years ago
@chrisrice is 13 years older than 
@jancharlest. Exactly 9 years ago, @chrisrice was twice as old as @jancharlest. What are their ages at present? 😆